INCORPORATES DYNAMIC ELEMENT THAT DELIVERS AN IMPRESSIVE\, FULL FREQ RESP; INTRA-AURAL EARBUD DESIGN EMPLOYS A SOFT\, SILICONE HOUSING ; EAR CUSHIONS SEAL SOUND IN USER'S EARS; FREQ RESP: 40 HZ-20 KHZ; IMP: 32_; SENSITIVITY: 100 DB/MW; 4-FT STRAIGHT DUAL-ENTRY CORD ; 3.5 MM L-PLUG; INCLUDES COMPACT\, EASY-TO-STORE CARRYING CASE ; NO-QUESTIONS-ASKED LIFETIME WARRANTY; PINK